The utility model is used, the sleeping bag can be used as the quilt, simultaneously a quilt cover is convenient to be detached and washed because of the extension single layer quilt structure.
应用本实用新型，睡袋可作为棉被使用，同时由于是可展开的单层棉被结构，便于被面的拆洗。
Remove the rain cover and let the sun heat the sleeping bag.
把雨蓬拿开，让太阳把睡袋晒热。
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